michelle obama pills not expected to delve into politics but with an approval rating above 60%, analysts say that she may be the most effective advocate for the obama/joe biden political campaign. >> cbs 5 will have live reports from the democratic convention throughout the week ended and also go to cbssf.com for the very latest and check out reports from douglas sovereign live in charlotte. >> paul ryan is on the campaign trail, attacks were in full force when he rallied supporters at east carolina university, he compared the president to jimmy carter. >> every president since the great depression who asked americans to send them into a second term, could say that you're better off today than you were four years ago, except for jimmy carter, and for president barack obama. >> aside from the attacks, he mainly focused on the economy saying that mitt romney would do more to get people back to work. >> they both want your vote, but what is it going to cost you? >> an easy way to figure out which presidential candidate is better for your bank account. but first, hot weather in seven califor